FLORA MONTANA FORMOSA 91 



supra pilis scaberrimis sparce subtus dense tectis. Cyma? coiym- 

 bosae umbellato-fasciculatseterminales circ. 12 cm. longae 14 cm. in 

 diametro a?qiiantes, rliacliibus tomentosis. Flores exteriores steriles, 

 sepalis 4 petaloideis nervosis fere orbicularibus 2 cm. longis totidem 

 latis utraque latere pra?ter basin apicemque serratis, serris acutis ; 

 interiores fertiles. Capsula liemisplierica apice leviter constricta 

 10-costata, cal3^cis lobis persistentibus acuminatis, stylis persis- 

 tentibus valde divaricatis apice leviter recnrvis. Semina fusiformia 

 utrinque producta longitndinaliter striata intra strias transversum 

 reticnlata. 



Hab. in monte Morrison, ad 7500 ped. alt., leg. T. Kawakami 

 et U. MoEi, Nov. 1900, (No. 1875). 



Somewhat near H. involucrata Sieb. ; but differs from that in its 

 scandent habit, and in having serrate sepals of the radial flowers. 



Hydrangea longifolia Hayata, sp. nov. Frntices erecti ? 

 ramis tomentosis, cortice cinereo-fnsco tectis. Folia breve petiolata, 

 petiolis lamina 10-plo brevioribns, laminis oblongo-lanceolatis 

 acuminatis basi obtusis circ. 20 cm. longis 4J cm. latis margine 

 remote serrnlatis, serraturis acuminatis, supra scabro-pilosis subtus 

 ad costas tomentosis. Cyma3 coiymbosa) umbellato-fasciculata> 

 terminales circ. 9 cm. longaG 14 cm. latrc, rhachibus tomentulosis. 

 Flores exteriores steriles, sepahs petaloideis utraque pagine tomen- 

 tulosis late orbicularibus nervosis apice rotundatis basi brevissime 

 contractis 17 mm. longis totidem latis. Capsula hemispherica 

 tomentulosa latere leviter compressa, stylis persistentibus apice 

 recurvis. Semina fusiformia utrinque producta. 



Hab. Taito: Torokusha, leg. T. Kawakami et («. Nakahara, 

 Januar. 1900, (No. 000). 



Somewhat resembles //. Kmrahtmii Hayata ; but differs from it 



